Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7021 ACD/HCP4A

S7021 ACD/HCP4A

Dimensions

d		105	mm
D		160	mm
B		26	mm
d₁		121.9	mm
d₂		121.9	mm
D₂		146.75	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		44	mm

Abutment dimensions

d_a	min.	114	mm
d_a	max.	121.3	mm
d_b	min.	114	mm
d_b	max.	121.3	mm
D_a	max.	151	mm
D_b	max.	155	mm
r_a	max.	2	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	90.4	kN
Basic static load rating	C₀	93	kN
Fatigue load limit	P_u	3.4	kN
Attainable speed for grease lubrication		9000	r/min
Ball diameter	D_w	17.462	mm
Number of balls	z	21
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	560	N
Static axial stiffness, preload class A		309	N/µm
Preload class B	G_B	1120	N
Static axial stiffness, preload class B		405	N/µm
Preload class C	G_C	2240	N
Static axial stiffness, preload class C		537	N/µm
Preload class D	G_D	4480	N
Static axial stiffness, preload class D		727	N/µm
Calculation factors
Calculation factor	f	1.15
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.08
Calculation factor	f_HC	1.02
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

1.33

Model Number: S7021 ACD/HCP4A
Inner Diameter：105mm Outer Diameter：160mm Width：26mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2021-06-06
Application:clean stationery,economic mold,Dental Drill etc,Cylinder Standard,casting embedding,Warehouse Shelf Equipment,preservation equipment,van,drawing die,paint paint,Solenoid Valves
Similar models:7021 ACD/HCP4AL 7021 ACD/P4A 7021 CD/HCP4A S7021 ACD/HCP4A S7021 CD/HCP4A 7021 ACD/P4AH1 7021 CD/HCP4AH1 S7021 ACD/P4A 7021 CD/P4A 7021 ACD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in S7021ACD/HCP4A products，there is large inventory of SKF S7021 ACD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the S7021 ACD/HCP4A Which SKF S7021ACD/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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HM 3192	75	-	460	Bearings, units and housings
OKBS 45	45	-	-
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Hot number： 18704 2218 K 25096 36880 32412 51248 M 71917 ACB/HCP4A C 2215 K BD-C 30/850 KMB-OH 30/850 HE GE 140 TXA-2LS NU 206 ECKP NU 2218 ECJ NU 2220 ECML OKC 960 PCM 182020 E